1099678764000 has 192 divisors, whose sum is σ = 3635602850880. Its totient is φ = 290556979200.

The previous prime is 1099678763987. The next prime is 1099678764013. The reversal of 1099678764000 is 4678769901.

It is an interprime number because it is at equal distance from previous prime (1099678763987) and next prime (1099678764013).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 887634 + ... + 1728366.

It is an arithmetic number, because the mean of its divisors is an integer number (18935431515).

Almost surely, 2^{1099678764000} is an apocalyptic number.

1099678764000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099678764000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1817801425440).

1099678764000 is an abundant number, since it is smaller than the sum of its proper divisors (2535924086880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1099678764000 is a wasteful number, since it uses less digits than its factorization.

1099678764000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840870 (or 840852 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 1099678764000 in words is "one trillion, ninety-nine billion, six hundred seventy-eight million, seven hundred sixty-four thousand".